Standard Science Primary 4 Energy

Which diagram correctly shows how Ravi can see the book on the table?

A Arrows from the book to the lamp.
B Arrows from Ravi's eyes to the book.
C Arrows from the lamp to the book and then to Ravi's eyes.
D Arrows from the lamp to Ravi's eyes.
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Worked Solution

Step 1: We see non-luminous objects when they reflect light. Step [2-9]: Light travels from the source (lamp) to the object (book). Step [2-9]: Light is reflected off the book and enters our eyes.

Correct answer: Arrows from the lamp to the book and then to Ravi's eyes.

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